BCBC MPE-137BR Engine Expansion Plug Kit

Engine expansion plug kit for rebuilds

Melling MPE-137BR is a brass engine expansion plug kit for rebuild work on a wide range of domestic applications. It is a standard replacement solution for engine block service and includes the plug types needed to complete the job.

Key features

• Brass construction for water jacket plug service
• Press-fit and screw-in attachment types
• Standard replacement grade
• Made in the USA
• Part number MPE-137BR

Detailed description

This Melling expansion / freeze plug kit is built to simplify engine assembly by supplying the plugs required for a listed application in one package. The brass material is suited for water jacket use, and the kit format helps reduce time spent sourcing individual expansion plugs and pipe plugs during a rebuild. MPE-137BR is listed for many Buick, Chevrolet, Oldsmobile, Pontiac, Cadillac, and GMC applications, including Buick Century, Chevrolet Monte Carlo, and Pontiac Grand Prix coverage. For buyers restoring or rebuilding a compatible engine, MPE-137BR provides a direct service part reference for stock-style cylinder block sealing needs.

What this part is used for

• Replacing corroded or leaking freeze plugs
• Sealing engine block water jacket openings
• Completing a cylinder block rebuild
• Restoring stock-style engine sealing hardware
• Reducing downtime from missing plug sizes

Installation notes and tips

Verify the engine application before installation and match the plug style to the block opening. Clean the bore thoroughly, inspect for pitting or distortion, and install the plugs to the correct depth for a secure seal. Use the listed fitment notes for stock plug kit and cylinder block kit applications when confirming coverage for your vehicle.

Quality assurance

Melling states this kit is made in the USA and supplies the plug types needed for the listed application. The MPE-137BR part number is used for application matching and service identification.